Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é o valor de cada saco se as interceptações forem 19?
 ###Tabelas: CREATE TABLE construction_details (construction_details_id AUTO_INCREMENT PRIMARY KEY, BR No. VARCHAR, Lot No. INT, Date INT, Built at VARCHAR, Boiler type VARCHAR) CREATE TABLE school_massacres (school_massacres_id AUTO_INCREMENT PRIMARY KEY, Perpetrator VARCHAR, Date VARCHAR, Year INT, Location VARCHAR, Country VARCHAR, Killed INT, Injured VARCHAR, Additional Notes VARCHAR) CREATE TABLE season_by_season_statistics (season_by_season_statistics_id AUTO_INCREMENT PRIMARY KEY, Season VARCHAR, Points per Game VARCHAR, Total Yards per Game VARCHAR, Rushing Yards per Game VARCHAR, Passing Yards per Game VARCHAR, Sacks VARCHAR, Interceptions VARCHAR) CREATE TABLE largest_employers (largest_employers_id AUTO_INCREMENT PRIMARY KEY, Rank (2012) INT, Rank (2010) INT, Employer VARCHAR, Industry VARCHAR, 2012 Employees (Total) INT, 2010 Employees (Total) INT, 2007 Employees (Total) VARCHAR, Head office VARCHAR) CREATE TABLE anglo-italian_cup (anglo-italian_cup_id AUTO_INCREMENT PRIMARY KEY, Opposing Team VARCHAR, Against INT, Date VARCHAR, Venue VARCHAR, Round VARCHAR)  
SELECT Sacks FROM season_by_season_statistics WHERE Interceptions = 19